KR20200074402A - Server and method for providing advertisement using high frequency signal - Google Patents

Abstract

Provided are a server and a method for providing advertisement using a high-frequency signal. According to an embodiment of the present invention, the method for providing advertisement using a high-frequency signal, as a method performed by a computing device, comprises the steps of: outputting a high-frequency signal to a user terminal entering a predetermined area; extracting an advertisement identifier by analyzing the high-frequency signal through an advertisement provision application provided in the user terminal; and providing advertisement content corresponding to the extracted advertisement identifier to the user terminal.

Description

Server and method for providing advertisement using high frequency signal{SERVER AND METHOD FOR PROVIDING ADVERTISEMENT USING HIGH FREQUENCY SIGNAL}

The present invention relates to an advertisement providing server and method using a high frequency signal. More specifically, it relates to an advertisement providing server and method using a high frequency signal capable of outputting a high frequency signal to a user terminal entering a certain area and outputting an advertisement suitable for output in the corresponding area to the user terminal.

Beacon (Beacon) is a technology that is spotlighted in the field of the Internet of Things (IOT), and is a short-range wireless communication technology capable of transmitting various data using location recognition and communication technology.

Conventionally, a radio wave transmitted from a terrestrial wireless base is received by a device in a moving object such as an aviation, a ship, or a car using a beacon, and is used to obtain various data including a location, but is currently smart using Bluetooth. It is applied to short-range data communication that detects smart devices such as phones and provides various data and services.

In general, GPS has the advantage of being able to provide a more detailed location-based service in that it is possible to accurately locate a beacon even if it enters indoors, unlike GPS, although GPS cannot block the radio waves when the user enters the room. have.

However, in the case of the conventional technology for providing location-based service using Bluetooth of a beacon, there is a problem in that it is vulnerable to the convenience part of the user because the user must use the Bluetooth.

Therefore, it is necessary to provide a method for substituting Bluetooth for a user's convenience, while providing a detailed location-based service such as a method using Bluetooth.

Korean Patent Publication No. 10-2016-0092611

The technical problem to be solved by the present invention is to output a high-frequency signal to a user terminal approaching a designated area and provide advertisement content corresponding to the output high-frequency signal, thereby providing short-range communication for outputting advertisement content in place of Bluetooth. It is to provide an advertisement providing server and method using high-frequency signals that can be performed.

Another technical problem to be solved by the present invention is to provide advertisement content to a user terminal entering a pre-specified zone, but by providing advertisement content in consideration of the contextual and regional characteristics of the pre-specified zone, to purchase a product to be advertised. It is to provide an advertisement providing server and method using a high-frequency signal that can be connected immediately.

The technical problems of the present invention are not limited to the technical problems mentioned above, and other technical problems not mentioned will be clearly understood by those skilled in the art from the following description.

In order to solve the above technical problem, a method for providing advertisement using a high frequency signal according to an embodiment of the present invention comprises: outputting a high frequency signal to a user terminal entering a predetermined area in a method performed by a computing device; The method may include extracting an advertisement identifier by analyzing the high frequency signal through an advertisement providing application provided in the user terminal and providing advertisement content corresponding to the extracted advertisement identifier to the user terminal. .

In one embodiment, the step of outputting the high-frequency signal comprises: outputting a high-frequency signal for providing advertisement content suited to the situational and regional characteristics by using contextual characteristics and regional characteristics of the predetermined area. It can contain.

In one embodiment, the advertisement providing application may analyze the high frequency signal input through a microphone provided in the user terminal.

In one embodiment, the advertisement identifier is a sound pattern for the high frequency signal, and the step of providing the advertisement content to the user terminal searches for advertisement content matching the sound pattern among a plurality of pre-stored advertisement contents. , Providing the searched advertisement content to the user terminal.

In one embodiment, the high-frequency signal includes a plurality of high-frequency signals having different frequencies, and outputting the high-frequency signal comprises sequentially outputting the plurality of high-frequency signals at predetermined time intervals. It can contain.

In one embodiment, providing the advertisement content to the user terminal may include sequentially providing a plurality of advertisement contents corresponding to a plurality of advertisement identifiers extracted from the plurality of high-frequency signals to the user terminal. Can.

In one embodiment, the step of sequentially providing the plurality of advertisement contents to the user terminal may include selectively providing one or more advertisement contents among the plurality of advertisement contents to the user terminal based on the user information. It may include.

In one embodiment, the predetermined area includes a bus stop equipped with a bus arrival guidance device, and the step of outputting the high frequency signal outputs the high frequency signal using a speaker included in the bus arrival guidance device. It may include steps.

In one embodiment, when the advertisement providing application receives the high frequency signal, the advertisement identifier may be extracted by automatically analyzing the high frequency signal without a separate control operation.

To solve the above technical problem, an advertisement providing server using a high frequency signal according to another embodiment of the present invention includes a processor, a network interface, a memory, and a computer program loaded by the memory and executed by the processor. The computer program includes an instruction for outputting a high frequency signal to a user terminal entering a predetermined area, an instruction for analyzing the high frequency signal through an advertisement providing application provided in the user terminal and extracting an advertisement identifier, and It may include an instruction for providing the advertisement content corresponding to the extracted advertisement identifier to the user terminal.

1 is a block diagram of an advertisement providing server using a high frequency signal according to an embodiment of the present invention.
2 is a diagram showing a structure of transmitting advertisement content through a high frequency signal performed by an advertisement providing server using a high frequency signal according to an embodiment of the present invention.
3 is a graph showing the characteristics of the high frequency.
4 is a flow chart for explaining a method for providing advertisement using a high frequency signal according to another embodiment of the present invention.
5 is a diagram illustrating a structure in which advertisement content is provided according to a user's approach according to an embodiment.
6 is a diagram illustrating an example in which a method for providing advertisement using a high frequency signal is applied to a bus stop according to another embodiment of the present invention.
7 is a flowchart illustrating a method of providing a plurality of advertisement contents in a method for providing advertisement using a high frequency signal according to another embodiment of the present invention.
8 is a block diagram of a marketing advertisement channel expansion and automation system performed by an advertisement providing server using a high frequency signal according to an exemplary embodiment.
9 is a configuration diagram of a user multiple access processing system performed by an advertisement providing server using a high frequency signal according to an embodiment of the present invention.
10 is a hardware configuration diagram of an advertisement providing server using a high frequency signal according to another embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Advantages and features of the present invention, and methods for achieving them will be clarified with reference to embodiments described below in detail together with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but may be implemented in various different forms, and only the embodiments allow the publication of the present invention to be complete, and general knowledge in the technical field to which the present invention pertains. It is provided to fully inform the holder of the scope of the invention, and the invention is only defined by the scope of the claims. The same reference numerals refer to the same components throughout the specification.

Unless otherwise defined, all terms (including technical and scientific terms) used in this specification may be used in a sense that can be commonly understood by those skilled in the art to which the present invention pertains. In addition, terms defined in the commonly used dictionary are not ideally or excessively interpreted unless specifically defined. The terminology used herein is for describing the embodiments and is not intended to limit the present invention. In the present specification, the singular form also includes the plural form unless otherwise specified in the phrase.

Hereinafter, some embodiments of the present invention will be described with reference to the drawings.

1 is a block diagram of an advertisement providing server using a high frequency signal according to an embodiment of the present invention.

Referring to FIG. 1, the advertisement providing server 100 according to an embodiment of the present invention may output a high frequency signal to the user terminal 10 entering a predetermined area, and the advertisement received from the user terminal 10 The advertisement content corresponding to the advertisement identifier may be provided using the identifier. To this end, the advertisement providing server 100 may include a WEB/API server 101, a DB server 102, a high frequency management server 103, an advertisement content management server 104, and a service management server 105.

Here, the advertisement providing server 100 shown in FIG. 1 is according to an embodiment, and its components are not limited to the embodiment shown in FIG. 1, and may be added, changed, or deleted as necessary. For example, the advertisement providing server 100 according to another embodiment of the present invention provides a predetermined reward to the user when the user views the advertisement content or inputs actual purchase information for a product corresponding to the advertisement content. It may further include a system for providing rewards provided.

In addition, here, the advertisement providing server 100 is described as an example of providing advertisement content to the user terminal 10, but is not limited thereto, and is applicable to providing various types of content.

First, the WEB/API server 101 may communicate with the user terminal 10 and the advertiser terminal 10, receive an advertisement identifier for a high frequency signal from the user terminal 10, and correspond to the advertisement identifier Advertising content can be provided. However, it is not limited to this.

Here, the advertisement content may include an image advertisement, a video advertisement, a push bar type advertisement, a banner advertisement, and a message advertisement including a web homepage link. However, the present invention is not limited thereto, and may be various contents such as marketing contents and survey contents.

The DB server 102 may store user information of a user who uses an advertisement providing application service provided by the advertisement providing server 100 and advertiser information of an advertiser. For example, the advertisement providing server 100 may obtain user and advertiser information by performing a membership registration procedure to use an advertisement providing service provided through an advertisement providing application, and store it in the DB server 102 Can. However, it is not limited thereto.

Further, the DB server 102 may store a product targeted for advertisement, a purchase history of purchasing a product through advertisement content, and a plurality of advertisement content.

In addition, the DB server 102 may store viewing history for advertisement content provided to the user terminal 10 and reward information provided to the user terminal 10. However, it is not limited to this, and it is preferable to store all information generated in the advertisement providing server 100.

The high frequency management server 103 may manage high frequency signals for outputting advertisement content. For example, the high frequency signal may be stored and managed by distributing frequencies to correspond to a plurality of advertisement contents stored in the DB server 102, respectively.

Here, the high frequency refers to a frequency band that most of the human audible frequency bands cannot recognize. For example, referring to FIG. 3, the 2KHz to 20KHz band of 20Hz to 20KHz, which is a human audible frequency band, is a high-frequency region, and among the 18KHz to 20KHz range, it corresponds to a frequency band that most people cannot recognize do.

Therefore, the high frequency management server 103 may use a high frequency range of 18KHz to 20KHz that most people do not recognize.

In one embodiment, the high frequency management server 103 may use a total of 40 frequencies (0 to 39 Hz) at 20 Hz intervals using a frequency band in the range of 18,000 Hz to 18,800 Hz. The high frequency management server 103 configures a high frequency signal with a service frequency of 2 digits and an advertisement frequency of 3 digits as shown in Table 1 below.

start Service frequency (Hz) Advertising frequency (Hz) 0 (18,000) 1-39 1-39 1-39 1-39 1-39

That is, the high frequency management server 103 may generate a high frequency signal by combining a total of 1,521 service frequencies and 59,319 advertisement frequencies. However, it is not limited thereto.

The advertisement content management server 104 may manage a plurality of advertisement contents registered from the advertiser terminal 20 and a plurality of advertisement contents obtained from the external server 30. For example, the advertisement content management server 104 may set provision conditions of each of a plurality of advertisement contents.

The service management server 105 controls and manages the WEB/API server 101, the DB server 102, the high frequency management server 103, and the advertisement content management server 104 included in the advertisement providing server 100. Can.

As shown in FIG. 2, the service management server 105 may instruct the user terminal 10 to enter a predetermined area by inputting sound pattern and advertisement content information, and output a high-frequency signal, and the user terminal 10 ) May be used to instruct to provide advertisement content using the advertisement identifier extracted through high frequency analysis.

Here, the advertisement providing server 100 shown in FIG. 1 is illustrated as being divided into a plurality of servers according to functions, but is not limited thereto. One advertisement providing server 100 and one service management server 103 It can perform all communication, storage and management functions. Hereinafter, a method for providing advertisement using a high frequency signal will be described with reference to FIGS. 4 and 5.

4 is a flowchart illustrating an advertisement providing method using a high frequency signal according to another embodiment of the present invention, and FIG. 5 is a diagram illustrating a structure in which advertisement content is provided according to a user's approach according to an embodiment .

4 and 5, first, the advertisement providing server 100 may detect that the user and the user terminal 10 enter the predetermined area (S110).

Here, the predetermined area means a range that can be influenced by a high frequency signal output through a high frequency signal output device value (not shown) provided in the area. For example, as illustrated in FIG. 6, when the speaker provided in the zone is a bus arrival guidance device, the predetermined zone may refer to a bus stop equipped with a bus arrival guidance system. However, it is not limited thereto, and may be applied to various places such as a mart, an elevator, and a street.

Thereafter, the advertisement providing server 100 may output a high frequency signal to the user terminal 10 of the user who has entered the predetermined area by using the high frequency signal output device provided in the predetermined area (S120). For example, the high frequency signal output device may be a speaker. However, it is not limited thereto.

In one embodiment, the advertisement providing server 100 may output a high-frequency signal for providing advertisement content suited to the contextual characteristics and the regional characteristics by using the contextual characteristics and the regional characteristics of the predetermined area. For example, the advertisement providing server 100 may output different high frequency signals depending on whether the place where the high frequency signals are output is near a school or a subway station. In addition, the advertisement providing server 100 may output different high-frequency signals according to the time zone in which the high-frequency signals are output. However, it is not limited thereto.

In general, when a user is in a place such as a house or a company, the advertisement content can be recognized when the user touches the advertisement content, but it is not easy to see the advertisement content and immediately lead to the actual purchase of the product. . However, when a user is in a shopping space, when the user encounters advertisement content for a product being sold in the shopping space where the user is located, it is very likely that the perception of information leads to an immediate purchase.

Therefore, the advertisement providing server 100 considers the regional and situational characteristics of the area where the user is located, and provides an advertisement content when the user can immediately purchase the product, or a product sold at a store near the area where the user is located By providing advertising content for, there is an advantage that can lead to immediate purchase of products.

Thereafter, the advertisement providing server 100 may extract the advertisement identifier by analyzing the high frequency signal through the advertisement providing application provided in the user terminal 10 (S130).

Here, the advertisement identifier means an indicator indicating what kind of advertisement content should be output. For example, the advertisement identifier may be a unique sound pattern indicating specific advertisement content for a high frequency signal. However, it is not limited to this.

In one embodiment, the advertisement providing server 100 may analyze the high frequency signal by performing Fourier analysis on the high frequency signal through the advertisement providing application. When performing Fourier analysis, a high frequency signal can be extracted as bit data in the form of int[][] (x-axis time in frame units, y-axis converted amplitude information).

In one embodiment, the advertisement providing application provided by the advertisement providing server 100 receives a high frequency signal output in step S120 through a microphone provided in the user terminal 10 and analyzes the high frequency signal received through the microphone can do.

In addition, when the advertisement providing application provided by the advertisement providing server 100 receives the high frequency signal in step S120, the advertisement identifier is extracted by automatically analyzing the high frequency signal without a separate control operation indicated by the advertisement providing server 100 can do. For example, when detecting that a high-frequency signal is input through a microphone provided in the user terminal 10, the advertisement providing application may automatically analyze the high-frequency signal without additional control.

That is, the advertisement providing server 100 using a high-frequency signal according to an embodiment of the present invention does not separately perform a Bluetooth operation, and uses a microphone provided in a smartphone, thereby overcoming all problems caused by using Bluetooth. It is possible to maximize the user's convenience by automatically extracting the advertisement identifier without the user's separate control operation.

In addition, by using a non-Bluetooth high-frequency signal, there is no interference with Bluetooth signal interference, and since it is possible to provide an advertisement providing service only with a speaker, it is possible to reduce the cost of managing a battery or other hardware equipment.

In addition, since all of the user terminals 10 equipped with a microphone, such as a smart phone, can be targeted for providing advertisements, there is an advantage in that advertisement content can be provided to many users.

Thereafter, the advertisement providing server 100 may use the advertisement identifier extracted in step S130 to provide advertisement content corresponding to the advertisement identifier to the user terminal 10. For example, when the advertisement identifier is a sound pattern, the advertisement providing server 100 may search for advertisement content matching a sound pattern among a plurality of pre-stored advertisement contents and provide the retrieved advertisement content to the user terminal 10. have. However, it is not limited to this.

In one embodiment, the advertisement providing server 100 may output a plurality of high frequency signals having different frequencies, and sequentially output a plurality of high frequency signals at predetermined time intervals. Hereinafter, it will be described with reference to FIG. 7.

7 is a flowchart illustrating a method of providing a plurality of advertisement contents in a method for providing advertisement using a high frequency signal according to another embodiment of the present invention.

Referring to FIG. 7, first, the advertisement providing server 100 may detect whether the user and the user terminal 10 enter the predetermined area (S210).

Thereafter, the advertisement providing server 100 may control the high-frequency signal output device provided in the designated area to sequentially output a plurality of high-frequency signals according to the situational and regional characteristics of the area (S220). For example, after outputting the first high frequency signal including the advertisement identifier for the first advertisement content, when the first advertisement content ends, the second high frequency signal including the advertisement identifier for the second advertisement content is output. Can.

Next, the advertisement providing application may extract a plurality of advertisement identifiers by analyzing a plurality of high-frequency signals output in step S220 (S230), and the advertisement providing server 100 may correspond to a plurality of advertisement identifiers extracted in step S230. Advertising content of can be provided sequentially (S240).

In one embodiment, the advertisement providing server 100 sequentially provides a plurality of advertisement contents, but may selectively provide one or more advertisement contents among a plurality of advertisement contents to a user terminal based on user information. For example, if a plurality of advertisement content is the first advertisement content for advertising women's products and the second advertisement content for advertising men's products, and the gender of the user included in the user information is male, the advertisement providing server 100 Only the second advertisement content may be selected and provided to the user terminal 10. However, it is not limited to this.

In one embodiment, the advertisement providing server 100 may be combined with a separate reward system (not shown).

The reward system refers to a system that provides a predetermined reward accordingly when a user inputs actual purchase information generated by actually purchasing a product.

The advertisement providing server 100 may obtain a plurality of actual purchase information input by a plurality of users from the reward system, and analyze the user's purchase pattern based on this to reflect it in providing advertisement content.

Through this, the advertisement providing server 100 may have an advantage that the user can come in contact with an advertisement for a product that the user actually purchases, thereby inducing the user to immediately purchase the product. Hereinafter, various systems that can be performed by the advertisement providing server 100 using a high frequency signal according to an embodiment of the present invention will be described with reference to FIGS. 8 and 9.

8 is a block diagram of a marketing advertisement channel expansion and automation system performed by an advertisement providing server using a high frequency signal according to an exemplary embodiment.

Referring to FIG. 8, the advertisement providing server 100 may register advertisements for brands and products. At this time, the form of the advertisement may be composed of a questionnaire, a video, a site visit, etc., and may support internal advertisement, advertiser registered advertisement, and the like.

The advertisement providing server 100 may send advertisement content through a push or expose a pop-up when requesting a product reward, and analyze the offline high-frequency signal to provide the connected advertisement content to the user terminal 10. At this time, for sending through push, a push can be sent by designating a target classification or a push can be sent using a list file.

The advertisement providing server 100 may collect advertisement viewing results from the user terminal 10 and automatically store them in the DB server 102, and provide a predetermined reward to the user terminal 10 according to the advertisement viewing results. .

The advertisement providing server 100 is able to automatically advance and record advertisement contents through various channels by moving away from the method of sending an existing single poster design via push or EDM (Electronic direct mail) through the marketing advertisement channel expansion and automation system. have.

9 is a configuration diagram of a user multiple access processing system performed by an advertisement providing server using a high frequency signal according to an embodiment of the present invention.

Referring to FIG. 9, the advertisement providing server 100 is multi-threaded to receive and process requests from a user terminal 10 such as multiple PCs and mobile clients from one server through distributed processing technology for large-scale network access. It can be designed as a multi-threaded architecture.

In addition, the advertisement providing server 100 may establish a system to distribute access through an advertisement providing application installed on the user terminal 10 and web access such as a manager and a homepage, user product search, purchase information upload, and advertisement content request. have.

In addition, the advertisement providing server 100 may design a server to store actual purchase information of a large user using a large-scale database management system (DBMS), and multiple threads may simultaneously perform DB transaction (transaction). ), users' access and reward request processing can be operated in parallel. Hereinafter, a hardware configuration of an advertisement providing server using a high frequency signal according to another embodiment of the present invention will be described with reference to FIG. 10.

10 is a hardware configuration diagram of an advertisement providing server using a high frequency signal according to another embodiment of the present invention.

Referring to FIG. 10, the advertisement providing server 100 using a high frequency signal according to another embodiment of the present invention includes a computer program performed by one or more processors 110, a network interface 120, and a processor 110. It may include a memory for loading (130) and storage 140 for storing one or more software (141 and 142).

The processor 110 controls the overall operation of each component of the advertisement providing server 100 using a high frequency signal. The processor 210 may include a CPU (Central Processing Unit), a Micro Processor Unit (MPU), a Micro Controller Unit (MCU), or any type of processor well known in the art. Also, the processor 110 may perform operations on at least one application or program for executing the method according to embodiments of the present invention. The advertisement providing server 100 using a high frequency signal may include one or more processors 110.

The network interface 120 supports wired and wireless Internet communication of the advertisement providing server 100 using a high frequency signal. In addition, the network interface 120 may support various communication methods other than Internet communication. To this end, the network interface 120 may include a communication module well known in the technical field of the present invention.

The network interface 120 may receive an advertisement identifier extracted by analyzing a high frequency signal from the user terminal 10 through a network (not shown), and provide advertisement content for the advertisement identifier to the user terminal 10. . Further, the network interface 120 may receive the registered advertisement content from the advertiser terminal 20.

The memory 130 stores various data, commands and/or information.

The memory 130 may load one or more programs 141 and 142 from the storage 140 in order to execute a method of providing advertisement using a high frequency signal according to embodiments of the present invention. Although RAM is illustrated as an example of the memory 130 in FIG. 10, it is not limited thereto, and any component capable of loading one or more programs 141 and 142 is applicable.

The storage 140 may temporarily store a plurality of advertisement content, user information using an advertisement providing application, and advertiser information from the external server 20. In FIG. 10, high frequency signal output software 141 and advertisement content providing software 142 are illustrated as examples of one or more programs 141 and 142.

Storage 140 is a non-volatile memory such as read only memory (ROM), erasable programmable ROM (EPROM), electrically erasable programmable ROM (EPMROM), flash memory, hard disk, removable disk, or well-known in the art. And any known form of computer-readable recording media.

The advertisement providing software 142 is an instruction for outputting a high frequency signal to a user terminal entering a predetermined area, an instruction for analyzing a high frequency signal through an advertisement providing application provided in the user terminal and extracting an advertisement identifier, and an extracted advertisement identifier Instructions for providing advertisement content corresponding to the user terminal may be performed.

The methods according to the embodiments of the present invention described so far can be performed by executing a computer program embodied in computer readable code. The computer program may be transmitted from a first computing device to a second computing device through a network such as the Internet and installed in the second computing device, and thus used in the second computing device. The first computing device and the second computing device include both server devices, physical servers belonging to a server pool for cloud services, and fixed computing devices such as desktop PCs.

The computer program may be stored in a recording medium such as a DVD-ROM or flash memory device.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, a person skilled in the art to which the present invention pertains may be implemented in other specific forms without changing the technical concept or essential features of the present invention. Can understand. Therefore, it should be understood that the embodiments described above are illustrative in all respects and not restrictive.

Claims (10)

A method performed by a computing device, comprising:
Outputting a high frequency signal to a user terminal entering the pre-specified area;
Extracting an advertisement identifier by analyzing the high frequency signal through an advertisement providing application provided in the user terminal; And
Providing the advertisement content corresponding to the extracted advertisement identifier to the user terminal,
A method of providing advertisements using high-frequency signals. According to claim 1,
The step of outputting the high frequency signal,
And outputting a high-frequency signal for providing advertisement content suited to the contextual and regional characteristics by using the contextual characteristics and the regional characteristics of the predetermined area,
A method of providing advertisements using high-frequency signals. According to claim 1,
The advertisement providing application,
Analyzing the high-frequency signal input through the microphone provided in the user terminal,
A method of providing advertisements using high-frequency signals. According to claim 1,
The advertisement identifier,
Is a sound pattern for the high frequency signal,
Providing the advertisement content to the user terminal,
Searching for advertisement content matching the sound pattern among a plurality of pre-stored advertisement contents, and providing the retrieved advertisement contents to the user terminal,
A method of providing advertisements using high-frequency signals. According to claim 1,
The high frequency signal,
It includes a plurality of high-frequency signals having different frequencies,
The step of outputting the high frequency signal,
Comprising the step of sequentially outputting the plurality of high-frequency signals at a predetermined time interval,
A method of providing advertisements using high-frequency signals. The method of claim 5,
Providing the advertisement content to the user terminal,
And sequentially providing a plurality of advertisement contents corresponding to a plurality of advertisement identifiers extracted from the plurality of high-frequency signals to the user terminal,
A method of providing advertisements using high-frequency signals. The method of claim 6,
The step of sequentially providing the plurality of advertisement content to the user terminal,
And selectively providing one or more advertisement contents among the plurality of advertisement contents to the user terminal based on user information.
A method of providing advertisements using high-frequency signals. According to claim 1,
The designated area includes a bus stop equipped with a bus arrival guidance device,
The step of outputting the high frequency signal,
And outputting the high frequency signal using a speaker included in the bus arrival guidance device,
A method of providing advertisements using high-frequency signals. According to claim 1,
The advertisement providing application,
When receiving the high frequency signal, the advertisement identifier is extracted by automatically analyzing the high frequency signal without a separate control operation,
A method of providing advertisements using high-frequency signals. Processor;
Network interface;
Memory; And
A computer program loaded into the memory and executed by the processor,
The computer program,
An instruction for outputting a high-frequency signal to a user terminal entering a predetermined area;
An instruction for analyzing the high frequency signal and extracting an advertisement identifier through an advertisement providing application provided in the user terminal; And
And an instruction for providing advertisement content corresponding to the extracted advertisement identifier to the user terminal,
Advertisement providing server using high frequency signal.

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